Portable electronic computer



FIG. 1 is a top, front, right side perspective view of a portable electronic computer, the rear stand extended, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top, front, right side perspective view thereof, the display panel being shown in the closed position, the carrying handle being extended and the rear stand being retracted; and

FIG. 8 is a right side elevational view thereof. 

The ornamental design for a portable electronic computer, as shown and described. 